Ruisseau· 3 segments
Ragn da Ferrera
Crosses 2 administrative regions : Hinterrhein, Sondrio
Total length
11km
Max discharge
8m³/s
Max Strahler
3
Segments matched
3
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- HinterrheinGraubünden · Switzerland4.4 kmin this dpt
- SondrioLombardia · Italy0.0 kmin this dpt
9 intersecting protected areas
Andeer-Göriwald
IUCN Not AssignedForest Reserves
Nursera
IUCN Not AssignedForest Reserves
Planca
IUCN IVFederal Inventory of Dry Grasslands and Pastures of National Importance
Anzuatsch
IUCN IVFederal Inventory of Dry Grasslands and Pastures of National Importance
Foppa
IUCN IVFederal Inventory of Dry Grasslands and Pastures of National Importance
Stgavatsch
IUCN IVFederal Inventory of Dry Grasslands and Pastures of National Importance
Mut
IUCN IVFederal Inventory of Dry Grasslands and Pastures of National Importance
Igl Tufs
IUCN IVFederal Inventory of Dry Grasslands and Pastures of National Importance
Nursera
IUCN IaFederal Inventory of Raised and Transitional Mires of National Importance
1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
1 110 distinct species · 3 212 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Ragn da Ferrera : 24 espèces reliées par 75 interactions GloBI sur 6 types (connectance 10.1%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
11km
Max discharge
8,0m³/s
Max Strahler
3
Segments matched
3
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.